package com.atguigu.lease.web.admin.custom.interceptor;

import com.atguigu.lease.common.exception.LeaseException;
import com.atguigu.lease.common.result.ResultCodeEnum;
import com.atguigu.lease.common.utils.JwtUtil;
import io.jsonwebtoken.Claims;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.springframework.stereotype.Component;
import org.springframework.util.ObjectUtils;
import org.springframework.web.servlet.HandlerInterceptor;

@Component
public class AuthenticationInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        // 1.获取请求头的token
        String accessToken = request.getHeader("access_token");
        if (ObjectUtils.isEmpty(accessToken)) {
             throw new LeaseException(ResultCodeEnum.ADMIN_LOGIN_AUTH);
        }
        // 2.检查有过期和篡改
        JwtUtil.parseToken(accessToken);
        return true;
    }
}
